38897955

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{997}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 73532640

約数和(自身を除く): 34634685

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 459, 765, 867, 997, 1445, 2295, 2601, 2991, 4335, 4985, 7803, 8973, 13005, 14955, 16949, 26919, 39015, 44865, 50847, 84745, 134595, 152541, 254235, 288133, 457623, 762705, 864399, 1440665, 2288115, 2593197, 4321995, 7779591, 12965985, 38897955]

約数ペア:

[(1, 38897955), (3, 12965985), (5, 7779591), (9, 4321995), (15, 2593197), (17, 2288115), (27, 1440665), (45, 864399), (51, 762705), (85, 457623), (135, 288133), (153, 254235), (255, 152541), (289, 134595), (459, 84745), (765, 50847), (867, 44865), (997, 39015), (1445, 26919), (2295, 16949), (2601, 14955), (2991, 13005), (4335, 8973), (4985, 7803)]